Fix cse.c/resource.c register lifetime inconsistency.

* resource.c (mark_target_live_regs): Use PIC_OFFSET_TABLE_REG_CALL_CLOBBERED. From-SVN: r28786

Fix cse.c/resource.c register lifetime inconsistency.
* resource.c (mark_target_live_regs): Use PIC_OFFSET_TABLE_REG_CALL_CLOBBERED. From-SVN: r28786
8328efa3 · Jim Wilson · Jim Wilson · 1f9a015e · 8328efa3 · 8328efa3
Commit 8328efa3 authored 25 years ago by Jim Wilson Committed by Jim Wilson 25 years ago
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gcc/ChangeLog
+5 -0

gcc/resource.c
+1 -1

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--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
+Fri Aug 20 17:52:27 1999  Jim Wilson  <wilson@cygnus.com>
+
+	* resource.c (mark_target_live_regs): Use
+	PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
+
 Fri Aug 20 19:07:55 1999  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

 	* rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.

--- a/gcc/resource.c
+++ b/gcc/resource.c
@@ -967,7 +967,7 @@ mark_target_live_regs (insns, target, res)
 #if ARG_POINTER_REGNUM != FRAME_POINTER_REGNUM
 		    && ! (i == ARG_POINTER_REGNUM && fixed_regs[i])
 #endif
-#ifdef PIC_OFFSET_TABLE_REGNUM
+#if defined (PIC_OFFSET_TABLE_REGNUM) && !defined (PIC_OFFSET_TABLE_REG_CALL_CLOBBERED)
 		    && ! (i == PIC_OFFSET_TABLE_REGNUM && flag_pic)
 #endif
 		    )